[PATCH 2/3] man/xfs_rtgroup_geometry: add rg_writepointer field description

[Wilfred Mallawa <wilfred.opensource@gmail.com>]

From: Wilfred Mallawa <wilfred.mallawa@wdc.com>

Update the man/man2/ioctl_xfs_rtgroup_geometry.2 to add a description
for the new rg_writepointer field.

Signed-off-by: Wilfred Mallawa <wilfred.mallawa@wdc.com>
---
 man/man2/ioctl_xfs_rtgroup_geometry.2 | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/man/man2/ioctl_xfs_rtgroup_geometry.2 b/man/man2/ioctl_xfs_rtgroup_geometry.2
index 37e229b43..5d264acac 100644
--- a/man/man2/ioctl_xfs_rtgroup_geometry.2
+++ b/man/man2/ioctl_xfs_rtgroup_geometry.2
@@ -23,7 +23,8 @@ struct xfs_rtgroup_geometry {
 	__u32  rg_sick;
 	__u32  rg_checked;
 	__u32  rg_flags;
-	__u32  rg_reserved[27];
+	__u32  rg_writepointer;
+	__u32  rg_reserved[26];
 };
 .fi
 .in
@@ -39,6 +40,11 @@ filesystem blocks.
 The caller can set this field to change the operational behavior of the ioctl.
 Currently no flags are defined, so this field must be zero.
 .TP
+.I rg_writepointer
+For zoned devices, return the writepointer block offset into the respective
+realtime group. This field is valid only if the XFS_RTGROUP_GEOM_WRITEPOINTER
+flag is set in rg_flags.
+.TP
 .IR rg_reserved " and " rg_pad
 All reserved fields will be set to zero on return.
 .PP
-- 
2.53.0